suspension spring2,000+ factories verified

Inner Mongolia FIRMACO Import and Export Co., Ltd. is found in 2006, a subsidiary of Inner Mongolia First Machinery Group Co., Ltd., which is in charge of the entire group's import and export business and overseas market development. The Group company boasts capabilities in the design, development and process research of complete machines and core components, as well as metrological testing and experimental verification. It has established the comprehensive technological innovation platform system consisting of the CNAS State Key Laboratory of Intelligent Manufacturing for casting, forging, welding and machining process, the national-level enterprise technology center, the national-level metrological testing center, and the technical team of 5, 000 R&D and process engineering professionals.

DOFO Spring Story

Zhuji Bosswinn Springs Co., Ltd. is situated in the West-Suburb Industrial Zone of Zhuji City. Its subsidiary, Zhuji Lida Spring Factory, was founded in 1992. Subsequently, Zhuji Bosswinn Springs Co., Ltd. And Zhuji Bosswinn Precision Machinery Co., Ltd. Were established. Together, these three entities possess registered assets amounting to 31.25 million yuan and occupy factory premises spanning over 9, 000 square meters. The primary business scope has evolved from the initial production of springs to encompass the manufacturing of metal stamping parts and CNC precision parts machining.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Our factory RUIAN HUILIDA METAL PRODUCTS Co., Ltd Was established in 2007, is located in a hardware manufacturing base and motorcycle fittings base distribution, zhejiang Ryan.

Yangzhou MingFeng spring Co., Ltd., founded in 1986, is specialized in the production of spring, located in the beautiful, historical and cultural city - yangzhou, water, land and air transportation is convenient, the geographical position is superior

DOMBETTER ® air spring is a high-end brand of automotive air spring jointly created by European TIP-TOPOL Company and Dombetter Automotive Technology (Shanghai) Co., Ltd.  The products are widely used in buses, trucks, trailers chassis suspension and truck cab, seat suspension.

Jiangsu Roadfit Auto Parts Co., Ltd is located in Economic Development Zone of Sihong County Jiangsu Province, which is developing rapidly and has convenient transportation. It is very convenient to ship from Lianyungang Port, Ningbo Port and Shanghai Port. The company is a auto shock absorber producing enterprises and professional on research, design, development and manufacturing. Now the total land area is 100 mu and the workshop building area is 30, 000 square meters. The company has Stamping Parts, Piston Rod Manufactuer And has excellent production equipment, strong technical force, advanced technology, complete testing equipment, perfect quality inspection, rich production experience and perfect quality management system, and enjoys a high reputation in the automotive industry. The company has obtained ISOTS169492002, ISO 9001, CE and other quality system certification. Relying on independent research and development, the company has the core technology of manufacturing method, production technology and quality inspection of shock absorber products. It has 13 national patented technologies. The company has the right to import and export by itself. Its products are exported to the United States, South America, Europe, Southeast Asia, Middle East, Africa and other countries and regions. We are willing to work closely with customers to create brilliance with our excellent quality, exquisite technology, advanced arts and crafts, reasonable price and first-class service.

Qingdao Sintec Auto Parts Co., Ltd. Specializes in the research, development, production and sales of air spring, air tank, air compressor, air valve, air gauge etc.

Jieke (Guangzhou) Intelligent Automotive Co., Ltd. is a manufacturing enterprise specializing in the R&D and production of core components for automotive air suspension systems. Rooted in the Guangzhou automotive industry cluster, it leverages its own production base and standardized management system to provide high-quality, highly compatible core parts for the automotive aftermarket, serving as a premium supplier in China's automotive aftermarket air suspension bag sector.

About Us

Hebei Daqiang Automobile Leaf Spring Co., Ltd. Was founded in 1999. The company is located in Hejian City, Hebei Province, which is known as the "First Prefecture in Southern Beijing".

Ben Baoshun Auto Parts Factory Mailnly deals with many kinds of auto parts, we have our own factory. Mainly supplies all kinds of filter and chasis parts.

Kingrail Parts is one of China's most professional railway wheel manufacturers. We produce railway wheels of various sizes for high-speed trains, freight trains, subways, locomotives, passenger trains, and rail vehicles.

Chongqing XinRail Technology Co., Ltd. is a leading enterprise specializing in the railway and rail transit sectors, with a focus on providing comprehensive solutions for railway components and accessories. Established in 1999 and headquartered in Chongqing, China, the company has rapidly become a significant player in the international rail transit industry.

Qingdao Everlasting Auto Parts Co., Ltd. Was founded in 2018.

Qingdao Manwo Vibration Technology Co., Ltd Lies in Qingdao. The company introduces the advanced European and American technology, adheres to the concept of technology and quality first, adopts advanced materials, structural designs, manufacturing process and testing standards, to provide customers with safe, stable and cost-effective products. Our Company mainly develop Air spring, Air suspension, air compressor and suspension parts for luxurious cars of after-sales markets, including Mercedes Benz, BMW, Audi, Land Rover, Porsche, VW and so on. Meanwhile we also provide all kinds of rubber products, including rubber conveyor belt, rubber dam, rubber floor, related machines and so on. High-top quality and competitve price help us win good reputation from our clients. Until now we have expoted our product to USA, Canada, Australia, Russia, Switzerland, Estonia, Korea, UAE, Kuwait, Saudi Arabia, Tailand, Philippines, South Africa and so on. The quality of our products have won praise and recognition from our customers.

HZY is founded by a group of procurement and vendor management professionals who has been working in commerical vehicle and trailer industry for nearly 20 years. HZY is your one-stop aftermarket truck and trailer parts which include drum, hub, rotor, brake shoe and brake shoe repair kit, slack adjuster, camshaft and camshaft repair kit, caliper and caliper repair kit, Air spring, shock absorber, brake spider, rim clamp, King pin kit and high quality automotive aftermarket parts for radiator, charge air cooler, cooling module, heater, condenser, receiving drier or accumulator, A/C compressor, cooling fan, oil cooler, ignition coil, electronic throttle body, fuel pump, fuel hose, filler neck, oil pan, fuel tank, strap for all makes and models., For Uptime. Based in Shanghai China HZY strive to be one of best choice for truck and trailer aftermarket parts and high quality automotive aftermarket parts. We support our customers with the industry's leading distribution system with high fill rates and on-time delivery; Products that deliver superior quality, durability and dependability.

Qingdao GKT Shock Absorption Technology Co., Ltd, established in 2018, is a professional manufacturer specializing in the design and manufacturing of Rubber Air Springs, Air Suspensions, and Air Spring Shock Absorption Systems. Our factory locates in No. 557 Taiyuan Road, Pingdu City, Qingdao, China.

Ever Rich Gift Limited Specialized in Gifts and Premiums with Very Good Record in past 16 Years. We Supply Medal, Lapel Pin, Badge, Key Chain, Lanyard, PVC Products, Silicone Wristband, And They Are Widely Use at the Events of Festival, Celebration, Games, Party, School, Police, Military Department etc.

Shijiazhuang Glittler Technology Co., Ltd. Was formally established in Shijiazhuang in 2024. It is an international industrial and trade integrated enterprise specializing in the field of truck parts and trailer parts, and has rapidly emerged in the global trailer parts market.

NINGBO OPIC AUTO PARTS CO, Ltd is One of the leading shock absorber manufacturer in China. We have more than 8000 different models convering all kinds of cars, Chinese car, Korea car, Japanese car, American cars, European cars and Russia car, Our company passed ISO9001/TS16949.

Ningbo Soaring Trailer Parts Co., Limited was established in 2003 and is located in the bustling port city of Ningbo, China. With nearly two decades of experience, we have become a leading provider of trailer parts, catering to the evolving needs of the industry.

Zhongshan Baishun Hardware Manufacturing Co., Ltd.

Professional Spring Manufacturer: Custom Solutions for Diverse Industries

Henan Hengsaier Auto Parts Co., Ltd., located in Changge City, Henan Province, it's a company specializing in leaf spring production. It has nearly 30 years of production experience, with annual production capacity of over 20, 000 tons.

    Yongkang Xingmao Co., Ltd. is located in Yongkang City, the hardware capital of China. The company has  successfully executed 10000+export shipments accorss 50 countries, maintaining  99.30% on-time deliery rate since 2012. It has multiple cooperative factories and Self-operated factory, realizes the integration of resources and advantages through the group supply model. Since its establishment, the company has always focused on product quality and service quality. It has accumulated rich experience and reputation in multiple industries, and has established long-term cooperative relationships with many well-known customers. As a unified supply channel, Xingmao Co., Ltd has successfully created the PZP brand, which is widely praised in domestic and foreign markets.

Established in 2013, Qingdao Milestone Vehicle Parts Co., Ltd is a reputable and dynamic company specializing in the manufacturing and supply of high-quality trailer parts. With a commitment to excellence, we have built a strong reputation in the industry for delivering superior products and exceptional customer service.

Cixi Zhouxiang Huifeng Spring Factory is a manufacturer specializing in the production of springs. It was established in 2015. The factory is located in Cixi City, Ningbo, Zhejiang, China. It has a factory area of 1, 500 square meters and has multiple automated production equipment. It is a factory integrating production and research and development. It mainly produces common Compression springs, torsion springs, tension springs, butterfly springs, special-shaped springs, mold springs, etc...The raw materials are all made of steel with good elasticity and toughness. They go through cutting, flattening, heating and rolling, quenching, tempering and other processes. During the production process, we focus on automation and high precision, and strictly control the quality to ensure stable product quality...Our products are widely used in automobiles, motorcycles, motorcycles, aerospace, light industry, petrochemicals, electronics and electrical, household appliances, medical machinery and other fields. We have provided services to many customers in North America, Europe, Oceania and the Middle East. Our quality and fast delivery are praised by many of our  customers  which saved them considerable manufacturing costs. Our company passed ISO9001: 2015 international quality management system certification,  Welcome all new and old customers to consult.

Alita air Pneumatic is a well known manufacture of pneumatic equipments in the world market. Alita Air Pneumatic is specialized in producing actuators pneumatic cylinder, control components solenoid valves, air preparation units, hose and fittings. Which are widely used in the automotive, machinery and manufacturing, metallugy, electronics, environmental protection, light and textile, ceramics, medical equipments, food and packaging automatic industrial fieldes.